K = m A^2 ω^2 sin^2(ω t) | U = m A^2 ω^2 cos^2(ω t) E = K + U | | E | total energy A | wave amplitude ω | angular frequency t | time m | mass K | kinetic energy U | potential energy

wave amplitude | 10 cm (centimeters) angular frequency | 10 rad/s (radians per second) time | 0.5 seconds mass | 100 grams

total energy | 100 mJ (millijoules) = 9.478×10^-5 BTU_IT (IT British thermal units) = 0.1 J (joules) kinetic energy | 91.95 mJ (millijoules) = 8.716×10^-5 BTU_IT (IT British thermal units) = 0.09195 J (joules) potential energy | 8.046 mJ (millijoules) = 7.627×10^-6 BTU_IT (IT British thermal units) = 0.008046 J (joules)